This is a rare vintage 10 pc Socket Set made by GM Co. MFG inc. L.I.City NY.Comes with original metal case with plastic sliding top. The set has a reversible wratchet made from tempered alloy steel and extension, plus 8 sockets. 3/16,7/32,1/4,9/32,5/16,11/32,3/8,7/16 inch socket. The extension does have hairline fracture as seen in picture. A very functional and cool set to have for your truck for small fixes and easily fits in glove box. $30 SOLD!SOLD!